Short #71 - Brazing, Is Patching OK?

HVAC School - For Techs, By Techs · Sep 10, 2019 · 12m

In this short podcast episode, Bryan talks about brazing and soldering. He also weighs in on patching and if it is an allowable repair.

Brazing is when you use a dissimilar metal to join metals at a temperature above 842°F, and soldering occurs at temperatures below that. (Welding occurs when you use the same metal as a joining metal.) In our trade, we generally use soldering on copper plumbing and brazing on line sets. We also often call brazing alloys "solders," such as silver solder.

When making a joint, you want to have a sufficient (but not oversized) gap between the male and female…